Multiple vulnerabilities in Jenkins XebiaLabs XL Deploy plugin



| Updated: 2021-06-14
Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2021-21662
CVE-2021-21663
CVE-2021-21664
CVE-2021-21665
CWE-ID CWE-264
CWE-284
CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
 XebiaLabs XL Deploy
Web applications / Modules and components for CMS

Vendor Jenkins

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU54057

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-21662

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to the affected plugin does not perform a permission check in a method implementing form validation. A remote authenticated attacker can enumerate credentials IDs of credentials stored in Jenkins.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XebiaLabs XL Deploy: 3.9.6 - 10.0.1

CPE2.3 External links

https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-1981
https://www.openwall.com/lists/oss-security/2021/06/10/14


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper access control

EUVDB-ID: #VU54058

Risk: Medium

CVSSv4.0: 5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-21663

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the affected plugin does not perform a permission check in a method implementing form validation. A remote authenticated attacker can connect to an attacker-specified URL and capture Username/password credentials stored in Jenkins.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XebiaLabs XL Deploy: 3.9.6 - 10.0.1

CPE2.3 External links

https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-1982
https://www.openwall.com/lists/oss-security/2021/06/10/14


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU54059

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-21664

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect permission check. A remote attacker can capture Username/password credentials stored in Jenkins.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XebiaLabs XL Deploy: 3.9.6 - 10.0.1

CPE2.3 External links

https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-1982
https://www.openwall.com/lists/oss-security/2021/06/10/14


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Cross-site request forgery

EUVDB-ID: #VU54060

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-21665

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

XebiaLabs XL Deploy: 3.9.6 - 10.0.1

CPE2.3 External links

https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-1982
https://www.openwall.com/lists/oss-security/2021/06/10/14


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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